Quicksilver Mercruiser Oxygen Sensor 8M2003959 CMOR Built in Wi-Fi gives you

Built in Wi-Fi gives you access to the free all-in-one ActiveCaptain app

instrument displays and autopilots

no grinding

making it safer to work with than polyester or vinylester resins

and decide when to download them on your device

Quicksilver Mercruiser Oxygen Sensor 8M2003959 CMOR Built in Wi-Fi gives youThis Item Comes with FREE Shipping!!! The O2 sensor is mounted in the exhaust manifold to monitor how much unburned oxygen is in the exhaust as the exhaust exits the engine. Monitoring oxygen levels in the exhaust is a way of gauging the fuel mixture. It tells the computer if the fuel mixture is burning rich (less oxygen) or lean (more oxygen). Mfg. # 8M2003959